Network & Security Standards

Comprehensive security best practices and network architecture guidelines for cloud platforms

Virtual Network Architecture
Best practices for VPC/VNet design across providers

Network Segmentation

Public Subnet

Load balancers, NAT gateways, bastion hosts

Internet-facing

Private Subnet

Application servers, container workloads

Internal only

Data Subnet

Databases, caches, sensitive data stores

Highly restricted

Provider-Specific Network Services

AWS

  • •VPC: Isolated virtual networks
  • •Security Groups: Stateful firewalls
  • •Network ACLs: Stateless subnet-level rules
  • •AWS PrivateLink: Private connectivity to services
  • •Transit Gateway: Connect multiple VPCs

Azure

  • •VNet: Virtual networks
  • •NSG: Network security groups
  • •ASG: Application security groups
  • •Private Link: Private service access
  • •Virtual WAN: Global network connectivity

GCP

  • •VPC: Global virtual networks
  • •Firewall Rules: Stateful instance-level rules
  • •VPC Service Controls: Perimeter security
  • •Private Service Connect: Private connectivity
  • •Cloud Interconnect: Dedicated connections